Marcin Frąckiewicz, Author at TechStock²

Roborock Saros 10R vs Dreame X50 Ultra vs Ecovacs X9 Pro Omni: 2025’s Ultimate Robot Vacuum Showdown

Roborock Saros 10R is a 3.14-inch-tall robot that uses StarSight 2.0 solid-state LiDAR with dual emitters plus front RGB/IR cameras for navigation. Roborock Saros 10R delivers 22,000 Pa HyperForce suction and is powered by a 6,400 mAh battery rated for about 180 minutes of runtime. Roborock Saros 10R employs a DuoDivide split main brush to prevent hair tangles and includes an auto-extending side brush plus twin rotating mop pads. Roborock Saros 10R ships with the RockDock Ultra 2.0 dock that automatically empties a 270 ml dustbin, refills water, dispenses cleaning solution, washes mop pads at up to 80°C, and dries

17 August 2025

Comparison·HKG:6699·Smart Home

Samsung’s Midrange Showdown: Galaxy A55 vs A35 vs M55 – Which Offers the Best Bang for Your Buck?

In March 2024 Samsung launched the Galaxy A55 5G (global ex-US), Galaxy A35 5G (US and global), and Galaxy M55 5G (select markets). The Galaxy A55 5G uses the Exynos 1480 (5 nm) with four cores up to 2.75 GHz and an AMD Xclipse 530 GPU, faster in CPU and GPU than the A35’s Exynos 1380. All three models carry a 5,000 mAh battery, while the M55 charges at 45 W and the A35 and A55 charge at 25 W. The A55 and A35 have a 6.6-inch Full HD+ 120 Hz Super AMOLED display, while the M55 has a 6.7-inch

17 August 2025

Comparison·Smartphones

Sony A1 II vs A7R V vs A7 IV: Flagship Face-Off

The Sony Alpha 1 II was announced in November 2024 as Sony’s flagship, featuring a 50.1 MP stacked BSI CMOS sensor with 759 phase-detect AF points and a dedicated AI chip. It can shoot up to 30 fps with the electronic shutter (20 fps in lossless RAW) and 10 fps with the mechanical shutter. Video specs include 8K at 30p and 4K at 120p internal recording, plus a 9.44M-dot EVF and a 3.2-inch tilting LCD. It adds a Noise Reduction multi-shot composite mode that blends 4–32 RAW frames to dramatically reduce noise in low-light images. The A1 II delivers up

17 August 2025

NYSE:SNE·TSX:6758

Battle of Nikon’s Full-Frame Mirrorless: Z7 II vs Z6 III vs Z5 II (2025 Showdown)

The Nikon Z7 II uses a 45.7MP backside-illuminated full-frame sensor with a base ISO of 64 and native ISO up to 25,600, delivering exceptional resolution and dynamic range for landscapes and studio work. The Z6 III adopts a 24.5MP partially stacked BSI CMOS sensor with native ISO 100–64,000 (expandable to 50–204,800) and adds a Pixel-Shift High-Res mode for ultra-detailed tripod shots. The Z5 II uses a 24.3MP BSI sensor inherited from the Z6 II and Zf, offering improved low-light performance with native ISO 100–64,000 and strong overall image quality for the price. Autofocus improves across the lineup, with the Z7

17 August 2025

Comparison·TSX:7731

Battle of the Hybrid Beasts: Olympus OM-1 Mark II vs Panasonic G9 II vs Fujifilm X-H2S – Which Mirrorless Flagship Reigns Supreme in 2025?

The OR System OM-1 Mark II uses a 20.4MP Micro Four Thirds stacked BSI CMOS sensor and can shoot up to 50 fps with C-AF (120 fps with AF locked) plus Pro Capture pre-buffering. The OM-1 Mark II adds handheld High-Res Shot up to 50 MP (80 MP on tripod) and now supports 14-bit RAW for the high-res mode. The Panasonic Lumix G9 II features a 25.2MP Micro Four Thirds BSI sensor with Dual Gain, 8.0 EV IBIS, and can shoot up to 60 fps with C-AF (75 fps in SH mode) and includes a 100 MP handheld high-res mode.

17 August 2025

Comparison·Technology·TSX:4901·TSX:6752·TSX:7733

Mirrorless Camera Showdown: Olympus E-M1 III vs Canon M6 II vs Fujifilm X-S20 – The Winner Will Surprise You

Olympus OM-D E-M1 Mark III (2020) combines a 20.4 MP Live MOS Micro Four Thirds sensor with TruePic IX, up to 7.5-stop IBIS with Sync-IS, 1/32000s electronic shutter, 60fps (AF-locked) or ~18fps with AF, a 121-point on-sensor PDAF, dual SD slots, weather-sealed magnesium body, ISO 200–25,600 (expandable to 64), Handheld High-Res Shot, OM-Log400, and Cinema 4K/HD video up to 30p. Canon EOS M6 Mark II (2019) uses a 32.5 MP APS-C sensor with Dual Pixel CMOS AF across most of the frame, 5,481 AF points, up to 14 fps with AF/AE and 30 fps RAW Burst with a 0.5s pre-shot,

17 August 2025

Comparison

Ultimate Flagship Showdown 2025: iPhone 16 Pro vs. Galaxy S25 Ultra vs. Xiaomi 15 Ultra

The trio of flagship phones in 2025 are the Apple iPhone 16 Pro, Samsung Galaxy S25 Ultra, and Xiaomi 15 Ultra, available as of August 15, 2025. The iPhone 16 Pro uses a titanium frame with a matte glass back, the Galaxy S25 Ultra uses a titanium alloy frame with Gorilla Glass Armor 2, and the Xiaomi 15 Ultra uses an aluminum frame with glass or ceramic backs and Shield Glass 2.0, all with IP68. The iPhone 16 Pro weighs 199 g and measures 149.6 × 71.5 × 8.25 mm, while the Galaxy S25 Ultra is 163.0 × 77.6 ×

17 August 2025

Comparison·Smartphones·Technology

Xiaomi 15 Ultra vs Xiaomi 15 vs Xiaomi 14T Pro: The Ultimate Flagship Showdown

Xiaomi 15 Ultra vs 15 Pro vs 15: Ultimate Flagship Showdown – Specs, Leaks & Surprises

All Xiaomi 15 models use Qualcomm Snapdragon 8 Elite (3 nm) octa-core with up to ~4.3 GHz, 12/16 GB LPDDR5X RAM, and UFS 4.x storage up to 1 TB. Xiaomi 15 Ultra’s camera system comprises a 50 MP 1-inch main (LYT-900, f/1.63), a 50 MP ultrawide, a 50 MP 3× tele, and a 200 MP periscope with ~4.3× optical zoom, delivering up to 8.6× and 17.2× lossless zoom via cropping. Xiaomi 15 Pro camera is Leica-tuned with a 50 MP main (Light Fusion 900), a 50 MP ultrawide, and a 50 MP 5× periscope telephoto, plus Leica Summilux lenses and

17 August 2025

HKG:1810·Smartphones

Comparing the Canon EOS R8, EOS R7, and EOS R50 V (2025 Edition)

Canon EOS R8 is a full-frame 24.2 MP camera with no IBIS, 6 fps mechanical, 40 fps electronic shutter, 30 fps RAW burst, 4K60 with 10-bit internal recording (C-Log3/HDR PQ), and weather sealing. Canon EOS R7 is a high-end APS-C camera with a 32.5 MP sensor, 5-axis IBIS up to 7–8 stops, dual SD UHS-II slots, 15 fps mechanical and 30 fps electronic bursts, 4K30 oversampled and 4K60 with a 1.81× crop, plus Dual Pixel CMOS AF II with subject detection. Canon EOS R50 V is a video-centric APS-C camera using the same 24 MP sensor as the R50, with

16 August 2025

Comparison·TSX:7751

Battle of the Hybrid Cinema Cameras: Sony FX3 vs Canon EOS R5 C vs Panasonic Lumix GH7 – Which Cinematic Powerhouse Reigns Supreme in 2025?

Sony FX3 vs FX6 vs A7S III – The 2025 Comprehensive Comparison

The Sony A7S III, FX3, and FX6 all use a 12 MP-class full-frame sensor family; the A7S III and FX3 use a 12.1 MP Exmor R sensor, while the FX6’s spec is listed as 10.2 MP effective for 4K video. They all employ dual-base ISO: the A7S III and FX3 offer 640 (low) and 12,800 (high) in S-Log3, while the FX6 in Cine EI mode uses 800 and 12,800. Low-light performance is highlighted by 8.4 µm pixels and low read noise, with ISO ranges claimed up to 409,600 and realistically usable up to 51,200–102,400. All three support S-Cinetone and, by

16 August 2025

Stock Market·TSX:6758

The Ultimate Fujifilm Showdown: X-T5 vs X-H2 vs X-H2S – Battle of the APS-C Titans

All three cameras—X-T5, X-H2, and X-H2S—use the same X-Processor 5 and offer 7-stop in-body stabilization, with the X-T5 and X-H2 using 40.2MP X-Trans CMOS 5 HR sensors and the X-H2S using a 26.1MP X-Trans CMOS 5 HS stacked sensor. The burst performance differs: the X-T5 is 15 fps mechanical and 20 fps with electronic shutter (1.23x crop), the X-H2 is 15 fps mechanical and 20 fps electronic (1.29x crop), and the X-H2S can reach 40 fps electronic with AF/AE and minimal rolling shutter. In video, the X-H2 offers internal 8K up to 30p with 10-bit 4:2:2 and ProRes internal via

16 August 2025

Camera Reviews·Comparison·TSX:4901

Fujifilm X100VI vs X-T50 vs X-S20: The Ultimate Fujifilm Camera Showdown

The Fujifilm X100VI, launched in early 2024, uses a 40.2MP X-Trans CMOS 5 HR APS-C sensor and a fixed 23mm f/2 lens. The X100VI is the first X100 to add in-body image stabilization, delivering up to 6 stops of shake reduction. The X100VI can record 6.2K/30p 10-bit video and 4K/60p, with F-Log2, plus a built-in 4-stop ND filter and digital teleconverters 1.4x and 2x. The X100VI uses a hybrid OVF/EVF with a 0.5× optical finder, a 3.69M-dot EVF, and a 1.62M-dot two-way tilting LCD. The X100VI weighs about 520g with battery and is priced around $1,799. The Fujifilm X-T50, launched

16 August 2025

Camera Reviews·TSX:4901

Previous 1 … 512 513 514 515 516 … 586 Next

Intel stock jumps on China server CPU delays as traders map the week ahead

7 February 2026

Intel shares rose 4.87% to $50.59 Friday, trailing gains by Nvidia and Broadcom as chip stocks rallied. Sources said Intel and AMD warned Chinese customers of longer waits and higher prices for some server CPUs, with Intel lead times reaching six months. Intel said China accounts for over 20% of its revenue. Investors await key U.S. jobs and inflation data next week.

IRS tax refund delays? Watchdog flags staffing crunch as 2026 filing season ramps up

7 February 2026

IRS staffing has dropped to 2021 levels as the 2026 tax filing season begins, according to a Treasury watchdog. The agency faces a backlog of about 2 million returns, 129% above pre-pandemic levels. Most e-filers using direct deposit still get refunds within 21 days, but paper filings and amended returns could see delays. The IRS lowered its call-answer target to 70% for this season.

Plug Power stock jumps 12% after vote setback, with Feb 17 share decision in focus

7 February 2026

Plug Power shares rose 11.6% Friday to $2.08 after a sharp drop the previous day, as attention shifted to a Feb. 17 shareholder vote on expanding authorized shares. The company failed to secure enough votes earlier this week and is urging overseas holders to participate. CEO Andy Marsh cited difficulties for European investors in casting ballots. A reverse stock split remains possible if the proposal fails.

Amazon stock slides on $200 billion AI spending plan — what to know before Monday’s open

7 February 2026

Amazon shares fell 5.55% to $210.32 Friday after the company outlined a $200 billion 2026 capex plan and forecast lower-than-expected operating income. D.A. Davidson downgraded the stock, citing tougher cloud competition. Analysts trimmed price targets following the results. Amazon reported Q4 net sales of $213.4 billion and AWS revenue of $35.6 billion.

Marcin Frąckiewicz

Stock Market Today